Answer :

Answer: 112-15i

Step-by-step explanation:

(7)(8)+(7)(7i)+(-8i)(8)+(-8i)(7i)

56+49i-64i(-56(-1))

56+49i-64i+56

112-15i

Answer:

The anser is C. 112 - 15i

Step-by-step explanation:

Other Questions